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What size range counts as a nanoparticle?
A
About 1-100 nanometres across.
B
Their large surface area to volume ratio makes more atoms available for reactions.
C
Breaking a solid into smaller pieces increases its surface area to volume ratio.
D
Nanoparticle sunscreens block ultraviolet light while being too small to look white on the skin.
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10.5.1 Nanoparticles: size, uses and risks Flashcards
23 flashcards on Edexcel GCSE Chemistry 10.5.1 Nanoparticles: size, uses and risks: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2.